Finding the Third Proportional to 33,445 and 72,650

Step by Step Solution

1. Step 1: Write the proportion equation
   33,445 : 72,650 = 72,650 : x
2. Step 2: Convert to fraction form
   33,445/72,650 = 72,650/x
3. Step 3: Cross multiply
   33,445x = 72,650 × 72,650
4. Step 4: Simplify right side
   33,445x = 5,278,022,500
5. Step 5: Solve for x
   x = 5,278,022,500/33,445
6. Step 6: Final answer
   x = 157,812.00